Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.